Taiwo Awoniyi revealed his strike in the 2-2 draw against Cologne came in part from his desire to make a difference.
With Mainz looking destined for a defeat having gone two goals down through Mark Uth and Florian Kainz, the Nigerian was thrown into the fray for Dong-Won Ji in the 56th minute.
Awoniyi made an instant impression five minutes into the game after firing past goalkeeper Timo Horn following a pass from Bote Baku.
Editors' Picks
In the process, the 22-year-old ended his wait for Mainz after his loan move from Premier League side Liverpool.